patch 8.2.3682: Vim9: assigning to a script variable drops the type Commit: https://github.com/vim/vim/commit/7824fc80f675b8098e6483ce082e287aad14b6da Author: Bram Moolenaar <Bram@vim.org> Date: Fri Nov 26 17:36:51 2021 +0000 patch 8.2.3682: Vim9: assigning to a script variable drops the type Problem: Vim9: assigning to a script variable drops the required type. Solution: Lookup the type of the variable and use it. (closes https://github.com/vim/vim/issues/9219)

" VIM syntax file
" Language:	groff
" Maintainer:	John Marshall <jmarshall@hey.com>
" Previous Maintainer:	Pedro Alejandro López-Valencia <palopezv@gmail.com>
" Last Change:	2003-05-08-12:41:13 GMT-5.

" This uses the nroff.vim syntax file.
let b:main_syntax = "nroff"
let b:nroff_is_groff = 1
runtime! syntax/nroff.vim